- All sections
- H - Electricity
- H04B - Transmission
- H04B 10/2563 - Four-wave mixing [FWM]
Patent holdings for IPC class H04B 10/2563
Total number of patents in this class: 18
10-year publication summary
|
0
|
3
|
2
|
1
|
1
|
0
|
4
|
1
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ciena Corporation | 2089 |
3 |
| Sumitomo Electric Industries, Ltd. | 15978 |
2 |
| Huawei Technologies Co., Ltd. | 118321 |
2 |
| Ofidium Pty Ltd. | 16 |
2 |
| Rtx BBN Technologies, Inc. | 325 |
2 |
| The Regents of the University of California | 20410 |
1 |
| Cisco Technology, Inc. | 22223 |
1 |
| Korea Advanced Institute of Science and Technology | 4528 |
1 |
| Infinera Corporation | 640 |
1 |
| Marvell Asia PTE, Ltd. | 6387 |
1 |
| ADTRAN Networks SE | 189 |
1 |
| Ntt, Inc. | 2778 |
1 |
| Other owners | 0 |